Finding the Fourth Proportional to 6,513,545.76, 9,767,467.44 and 2,672,733.12
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Solution
The fourth proportional to 6,513,545.76, 9,767,467.44 and 2,672,733.12 is: 4,007,929.73
Step by Step Solution
- Step 1: Write the proportion equation
6,513,545.76 : 9,767,467.44 = 2,672,733.12 : x - Step 2: Convert to fraction form
6,513,545.76/9,767,467.44 = 2,672,733.12/x - Step 3: Cross multiply
6,513,545.76x = 9,767,467.44 × 2,672,733.12 - Step 4: Simplify right side
6,513,545.76x = 26,105,833,725,409.61 - Step 5: Solve for x
x = 26,105,833,725,409.61/6,513,545.76 - Step 6: Final answer
x = 4,007,929.73
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.